Major Mayhem had Steam trading card support added on April 1, 2014. There are 6 cards in the series, 3 of which you'll receive for purchasing and playing the game.
Trading Cards
Foil Cards
Badges
Booster Packs
Emoticons
Profile Backgrounds
Major Mayhem had Steam trading card support added on April 1, 2014. There are 6 cards in the series, 3 of which you'll receive for purchasing and playing the game.